Region
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Brooklyn, NY
1
Buckinghamshire
2
Buckinghamshire (England)
2
Bucks County
1
Bucks County (Pa.)
1
Butler County (Ohio)
1
Cahokia Mounds State Historic Park
1
Cahokia Mounds State Historic Park (Ill.)
1
California
1
California National Historic Trail
1
Cambridgeshire
1
Cambridgeshire (England)
1
Campo Marzio
1
Canada
3
Canada, Eastern
1
Carthage (Extinct city)
1
Central America
2
Chama Valley
1
Chama Valley (Colo. and N.M.)
1
Champlain Valley
2
Charleston
1
Charleston (S.C.)
1
Chaunis Temoatan
2
China
2
Chine
1
Choptank River (Del. and Md.)
1
Christiana
2
Christiana (Del.)
1
Cincinnati (Ohio)
1
Colombie-Britannique (Canada)
1
Colorado
4
Connecticut
1
Copan, Honduras
1
Cornwall
1
Cornwall (England : County)
1
Cornwall, Eng
1
Croatia
1
Croatie
1
Cumberland
1
Cumberland (England)
1
Cumberland Co
1
Dartmoor (England)
1
Dauphin County
1
Dauphin County (Pa.)
1
Delaware
73
Delaware Co
1
Delaware County
1
Delaware County (Pa.)
1
Delaware Highway 41 (Del.)
1
Delaware Highway 7
1
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